mounted() {
	if (this.isWeiXinBrowser() || this.isQQBrowser()) {
		this.navTitle()
	}
},
methods:{
	isWeiXinBrowser() { //判断是否为微信
		let ua = navigator.userAgent.toLowerCase()
		return ua.indexOf('micromessenger') != -1
	},
	isQQBrowser() { //判断是否为qq
		var ua = navigator.userAgent.toLowerCase()
		if (ua.match(/QQ/i) == "qq") {
			return true
		} else {
			return false
		}
	},
	navTitle() {
		this.$nextTick(() => {
			let navTitleDom = document.getElementsByTagName('uni-page-head')
			if (navTitleDom.length) {
				navTitleDom[0].style.display = 'none'
			}
		})
	},
}